/**
 * Created by 李一方 on 2015/3/6.
 */
{
    identifier: 'id',
        label
:
    'name',
        items
:
    [
        {id: 'ford', name: '福特', type: 'brand', children: [
            {_reference: 'focus'},
            {_reference: 'fiesta'},
            {_reference: 'mondeo'}
        ]},
        {id: 'focus', name: '福克斯', type: 'car'},
        {id: 'fiesta', name: '嘉年华', type: 'car'},
        {id: 'mondeo', name: '蒙迪欧', type: 'car'},
        {id: 'volkswagen', name: '大众', type: 'brand', children: [
            {_reference: 'polo'},
            {_reference: 'golf'},
            {_reference: 'sagitar'}
        ]},
        {id: 'polo', name: '菠萝', type: 'car'},
        {id: 'golf', name: '高尔夫', type: 'car'},
        {id: 'sagitar', name: '速腾', type: 'car'},
        {id: 'buick', name: '别克', type: 'brand', children: [
            {_reference: 'recal'}
        ]},
        {id: 'recal', name: '君威', type: 'car'},
        {id: 'honda', name: '本田', type: 'brand', children: [
            {_reference: 'fit'}
        ]},
        {id: 'fit', name: '飞度', type: 'car'}
    ]
}
